65 cases on record
- Cases on record
- 65
- Classification
- C07D487/04 · A61K31/519 · A61K31/365 · A61K31/445 · A61K38/13 · A61K45/06 · A61P1/00 · A61P1/04 · A61P3/10 · A61P11/06 · A61P17/00 · A61P17/06 · A61P19/02 · A61P25/28 · A61P29/00 · A61P35/00 · A61P35/02 · A61P37/00 · A61P37/06 · A61P43/00 · C07D487/02 · C07D471/04 · A61K31/42 · A61K31/41 · H10P95/00 · C07D401/14 · A61K31/675 · A61K31/444 · A61K31/5377 · A61K31/551 · A61P9/10 · A61P13/12 · A61P15/00 · A61P25/00 · A61P31/10 · A61P31/12 · A61P31/18 · A61P31/22 · C07F9/6561 · C07D401/06 · C12Q1/66 · C07D519/00 · A61K49/00 · C09K11/06 · C07D401/12 · C07C55/10 · C07D213/74 · C07D213/73 · C07D239/42 · C07D215/22 · C07D215/233 · A61K9/20 · C07C51/41 · C07D417/04 · C07B59/00 · A61K9/00 · A61K31/573 · A61P35/04 · C07D471/22 · A61K31/351 · A61K31/4412 · C07D487/22 · C07D498/14 · C07D267/22 · C07D281/18 · C07D291/00 · C07D337/16 · C07D487/00 · C07D498/22 · A61K31/395 · A61P31/04 · C07D271/06 · C07D413/04 · C07D413/14 · C07D265/12 · C07D401/04 · C07D405/04 · C07D498/18 · A61K31/513 · A61K31/553 · A61K31/683 · A61K31/537 · A61K31/685 · C07D487/14 · A61K31/4985 · A61K47/12 · A61K47/38 · A61K31/397 · C07D263/57 · A61K31/423 · C07D239/54 · A61K31/4245 · A61K · A61K31/03 · A61K31/055 · A61K31/192 · C07D263/56 · C07K1/00 · G01N33/50 · G01N33/53 · G01N33/567 · G01N33/68 · C07D271/07 · A61K45/00 · A61P9/00 · C07D239/47 · A61K31/506 · A61K31/505 · A61P3/06 · A61P7/06 · A61P9/04 · A61P9/12 · A61P13/08 · A61P15/10 · A61P25/04 · A61P25/06 · A61P27/02 · A61P27/06 · A61P27/16 · C07D239/46 · C07D239/52 · C07D239/56 · C07D239/60 · C07D403/04 · C07D403/12 · C07D403/14 · C07D405/12 · C07D405/14 · C07D407/14 · C07D409/14 · C07D417/14 · C07D223/16 · C07D235/06 · A61K47/02 · A61K47/26 · C30B7/08 · C30B29/54 · C07D235/08 · A61K31/515 · C07D241/18 · A61P7/02 · A61P9/08 · C07D241/20 · A61K31/53 · C07D253/065 · A61K31/4418 · A61K31/4965 · A61K31/497 · A61P11/08 · A61P17/02 · A61P37/02 · A61P37/08 · C07D241/12 · C07D253/07 · C07D409/12 · C07D231/38 · A61P9/02 · A61P13/00 · A61P19/10 · A61P25/16 · A61P25/24 · C07D239/02 · A61K31/437 · A61K31/47 · A61K31/549 · C07D215/14 · C07D261/14 · C07D285/16 · A61K31/4439 · C07D213/76 · C07D239/49 · C07D231/40 · C07D285/135 · A61K31/415 · A61K31/433 · A61K31/4436 · A61K31/4545 · C07D213/72 · C07D285/12 · C07D261/04 · A01N43/54 · A61K31/44 · C07D213/75 · C07D213/82 · C07D215/12 · C07D215/20 · C07D215/38 · C07D239/48 · C07D263/48 · C07D417/12 · C07D295/26 · C07D307/00 · C07D239/00 · C07D213/00 · C07D307/52 · C07D307/90 · C07D277/46 · C07D277/00 · C07D295/00 · C07D307/12 · C07D493/04 · C07D407/06 · C07F7/18 · C07D493/08 · C07D307/33 · C07D307/28 · C07D493/18 · C07D493/22 · C07D493/20 · C07D317/72 · C07H15/26 · C07C33/42 · A61K31/341 · C07D493/10 · C07D401/00 · A61K31/4184 · A61K31/4375 · A61P31/14 · C07K5/078 · C07K5/097 · A61K38/00 · C07D277/56 · C07D417/02 · A61K31/426 · C07D487/08 · A61K31/496 · A61P19/04 · A61P29/02
- Courts involved
- D. Del. · D.N.J. · Fed. Cir. · N.D. Ill. · S.D. Iowa · D. Mass. · D. Minn.
| Case no. | Parties | Court | Filed | Duration | Outcome |
|---|---|---|---|---|---|
| 1:25-cv-01202 | Pfizer, Inc. v. Prinston Pharmaceutical, Inc. | D. Del. | 26 Sep 2025 | 7 d | Voluntary dismissal |
| 1:25-cv-00857 | Janssen Pharmaceuticals, Inc. v. Sun Pharmaceutical Industries, Inc. | D. Del. | 10 Jul 2025 | 110 d | Voluntary dismissal |
| 1:25-cv-00775 | Pfizer, Inc. v. Apotex, Inc. | D. Del. | 23 Jun 2025 | 119 d | Dismissed without Prejudice |
| 1:25-cv-00765 | Pfizer, Inc. v. Apotex, Inc. | D. Del. | 20 Jun 2025 | 42 d | Dismissed without Prejudice |
| 1:25-cv-00632 | Pfizer, Inc. v. Macleods Pharmaceuticals | D. Del. | 21 May 2025 | 55 d | Dismissed without Prejudice |
| 1:25-cv-00617 | Pfizer, Inc. v. Somerset Therapeutics LLC | D. Del. | 16 May 2025 | 138 d | Dismissed without Prejudice |
| 1:25-cv-00565 | Pfizer, Inc. v. Alkem Laboratories, Ltd. | D. Del. | 7 May 2025 | 44 d | Dismissed without Prejudice |
| 2:25-cv-02020 | Eli Lilly & Company v. Humanwell Pharmaceutical US, Inc. | D.N.J. | 21 Mar 2025 | 201 d | Case Dismissed |
| 1:25-cv-00244 | Promega Corporation v. Aobious Inc. | D. Del. | 3 Mar 2025 | 134 d | Consent Judgment |
| 1:24-cv-01427 | Pfizer, Inc. v. Alkem Laboratories, Ltd. | D. Del. | 30 Dec 2024 | 64 d | Dismissed without Prejudice |
| 1:24-cv-01367 | Novartis, AG v. Natco Pharma, Ltd. | D. Del. | 13 Dec 2024 | 139 d | Dismissed with Prejudice |
| 25-1241 | Exelixis, Inc. v. MSN Laboratories Private, Ltd. | Fed. Cir. | 3 Dec 2024 | 189 d | Appeal Dismissed |
| 2:24-cv-10802 | Eli Lilly & Company v. Qilu Pharmaceutical Co., Ltd. | D.N.J. | 27 Nov 2024 | 21 d | Case Consolidated |
| 25-1162 | Sun Pharmaceutical Industries, Inc. v. Incyte Corporation | Fed. Cir. | 12 Nov 2024 | 176 d | Case Reversed |
| 1:24-cv-01189 | ViiV Healthcare, Co. v. Hetero USA, Inc. | D. Del. | 23 Oct 2024 | 49 d | Consent Judgment |
| 1:24-cv-01122 | Pfizer, Inc. v. Breckenridge Pharmaceutical, Inc. | D. Del. | 9 Oct 2024 | 35 d | Dismissed without Prejudice |
| 1:24-cv-09441 | Janssen Products, LP v. EVER Valinject GmbH | N.D. Ill. | 3 Oct 2024 | 141 d | Case Terminated |
| 1:24-cv-09512 | Salix Pharmaceuticals, Inc. v. Zydus Cadila | D.N.J. | 27 Sep 2024 | 325 d | Dismissed without Prejudice |
| 1:24-cv-01033 | Novartis, AG v. Natco Pharma, Ltd. | D. Del. | 13 Sep 2024 | 230 d | Dismissed with Prejudice |
| 1:24-cv-00927 | Pfizer, Inc. v. SpecGx, LLC | D. Del. | 9 Aug 2024 | 95 d | Dismissed without Prejudice |
| 1:24-cv-00780 | Bristol-Myers Squibb v. Synthon, BV | D. Del. | 2 Jul 2024 | 440 d | Dismissed without Prejudice |
| 24-2020 | Janssen Pharmaceuticals, Inc. v. Tolmar, Inc. | Fed. Cir. | 28 Jun 2024 | 676 d | Case Remanded |
| 1:24-cv-00757 | Pfizer, Inc. v. Biocon, Ltd. | D. Del. | 26 Jun 2024 | 75 d | Dismissed without Prejudice |
| 24-1980 | Tolmar, Inc. v. Janssen Pharmaceuticals, Inc. | Fed. Cir. | 21 Jun 2024 | 683 d | Case Remanded |
| 1:24-cv-00657 | ViiV Healthcare, Co. v. Hetero USA, Inc. | D. Del. | 3 Jun 2024 | 191 d | Consent Judgment |
| 1:24-cv-00547 | ViiV Healthcare, Co. v. Hetero USA, Inc. | D. Del. | 3 May 2024 | 222 d | Consent Judgment |
| 24-1699 | Tolmar, Inc. v. Janssen Pharmaceuticals, Inc. | Fed. Cir. | 16 Apr 2024 | 749 d | Case Remanded |
| 24-1700 | Janssen Pharmaceuticals, Inc. v. Tolmar, Inc. | Fed. Cir. | 16 Apr 2024 | 749 d | Case Remanded |
| 3:24-cv-01971 | Beigene USA, Inc. v. Msn Pharmaceuticals, Inc. | D.N.J. | 8 Mar 2024 | 256 d | Dismissed without Prejudice |
| 4:24-cv-00055 | FMC Technologies, Inc. v. Albaugh, LLC | S.D. Iowa | 12 Feb 2024 | 280 d | Dismissed with Prejudice |
| 1:23-cv-01480 | Gilead Sciences, Inc. v. Cipla Limited | D. Del. | 29 Dec 2023 | 647 d | Case Consolidated |
| 1:23-cv-01332 | AbbVie, Inc. v. Hetero USA, Inc. | D. Del. | 20 Nov 2023 | 662 d | Dismissed without Prejudice |
| 1:23-cv-01277 | Eli Lilly & Company v. MSN Laboratories Private Limited | D. Del. | 8 Nov 2023 | 191 d | Case Consolidated |
| 1:23-cv-00924 | Pfizer, Inc. v. Zenara Pharma Private, Ltd. | D. Del. | 23 Aug 2023 | 979 d | Dismissed without Prejudice |
| 1:23-cv-00892 | AbbVie, Inc. v. Zenara Pharma Private, Ltd. | D. Del. | 11 Aug 2023 | 68 d | Dismissed without Prejudice |
| 1:23-cv-00879 | Pfizer, Inc. v. Dexcel Pharma Technologies Limited | D. Del. | 10 Aug 2023 | 992 d | Dismissed without Prejudice |
| 3:23-cv-04152 | Azurity Pharmaceuticals, Inc. v. Cadila Healthcare, Ltd. | D.N.J. | 3 Aug 2023 | 125 d | Voluntary dismissal |
| 1:23-cv-00734 | Actelion Pharmaceuticals, Ltd. v. Apotex, Inc. | D. Del. | 6 Jul 2023 | 84 d | Consent Judgment |
| 1:23-cv-00710 | Otsuka Pharmaceutical Co., Ltd. v. Apotex, Inc. | D. Del. | 30 Jun 2023 | 89 d | Consent Judgment |
| 1:23-cv-00717 | Pfizer, Inc. v. Aurobindo Pharma, Ltd. | D. Del. | 30 Jun 2023 | 168 d | Dismissed without Prejudice |
| 1:23-cv-00718 | Pfizer, Inc. v. Sun Pharmaceutical Industries, Inc. | D. Del. | 30 Jun 2023 | 56 d | Dismissed without Prejudice |
| 1:23-cv-00684 | AbbVie, Inc. v. Sun Pharmaceutical Industries, Inc. | D. Del. | 23 Jun 2023 | 364 d | Dismissed without Prejudice |
| 1:23-cv-00634 | Pfizer, Inc. v. Annora Pharma Private, Ltd. | D. Del. | 9 Jun 2023 | 77 d | Dismissed without Prejudice |
| 1:23-cv-00625 | Array BioPharma, Inc. v. Teva Pharmaceutical Industries, Ltd. | D. Del. | 8 Jun 2023 | 785 d | Dismissed without Prejudice |
| 2:23-cv-02364 | Merck Sharp & Dohme, LLC v. Hetero USA, Inc. | D.N.J. | 28 Apr 2023 | 172 d | Injunction Granted |
| 1:23-cv-01961 | Catalyst Pharmaceuticals, Inc. v. MSN Laboratories Private Limited | D.N.J. | 6 Apr 2023 | 112 d | Case Consolidated |
| 1:23-cv-01945 | Catalyst Pharmaceuticals, Inc. v. MSN Laboratories Private Limited | D.N.J. | 5 Apr 2023 | 450 d | Consent Judgment |
| 1:23-cv-00383 | Actelion Pharmaceuticals US, Inc. v. Alembic | D. Del. | 4 Apr 2023 | 92 d | Injunction Granted |
| 2:23-cv-01285 | Adverio Pharma GmbH v. Alembic Pharmaceuticals Limited | D.N.J. | 7 Mar 2023 | 254 d | Case Terminated |
| 2:22-cv-07454 | Takeda Pharmaceuticals America, Inc. v. Teva Pharmaceuticals, Inc. | D.N.J. | 21 Dec 2022 | 251 d | Consent Judgment |
| 23-1113 | Novartis, AG v. Plexxikon, Inc. | Fed. Cir. | 2 Nov 2022 | 420 d | Voluntary dismissal |
| 2:22-cv-06104 | Adverio Pharma GmbH v. Alembic | D.N.J. | 17 Oct 2022 | 395 d | Case Terminated |
| 2:22-cv-05950 | Eisai v. Dr. Reddy's Laboratories, Ltd. | D.N.J. | 7 Oct 2022 | 396 d | Case Dismissed |
| 1:22-cv-01316 | Array BioPharma, Inc. v. Sandoz, Inc. | D. Del. | 6 Oct 2022 | 826 d | Dismissed without Prejudice |
| 1:22-cv-01291 | Neurocrine Biosciences, Inc. v. Zydus Cadila | D. Del. | 30 Sep 2022 | 409 d | Dismissed without Prejudice |
| 1:22-cv-01277 | Array BioPharma, Inc. v. Alembic | D. Del. | 28 Sep 2022 | 986 d | Dismissed without Prejudice |
| 1:22-cv-01114 | Eli Lilly & Company v. Aurobindo Pharma, Ltd. | D. Del. | 24 Aug 2022 | 632 d | Dismissed without Prejudice |
| 1:22-cv-10967 | Enanta Pharmaceuticals, Inc. v. Pfizer, Inc. | D. Mass. | 21 Jun 2022 | 958 d | Judgment on the merits for Defendant |
| 0:22-cv-01283 | Bristol-Myers Squibb v. Nanocopoeia, LLC | D. Minn. | 10 May 2022 | 527 d | Case Dismissed |
| 1:22-cv-00092 | Neurocrine Biosciences, Inc. v. Teva Pharmaceutical Industries, Ltd. | D. Del. | 21 Jan 2022 | 432 d | Consent Judgment |
| 1:21-cv-01561 | ViiV Healthcare, Co. v. Lupin Limited | D. Del. | 2 Nov 2021 | 497 d | Consent Judgment |
| 1:21-cv-01043 | Neurocrine Biosciences, Inc. v. Teva Pharmaceutical Industries, Ltd. | D. Del. | 16 Jul 2021 | 621 d | Case Consolidated |
| 1:21-cv-00981 | Novartis, AG v. Msn Pharmaceuticals, Inc. | D. Del. | 1 Jul 2021 | 1314 d | Dismissed with Prejudice |
| 1:21-cv-00870 | Novartis, AG v. Fresenius Kabi | D. Del. | 17 Jun 2021 | 1328 d | Dismissed with Prejudice |
| 19-2011 | Concert Pharmaceuticals, Inc. v. Incyte Corporation | Fed. Cir. | 12 Jun 2019 | 1532 d | Appeal Dismissed |
Source: Patsnap Litigation Data. Cases classified under Heterocyclic Compounds.
Run this in Eureka
Patsnap Eureka
Where the claim space is crowded
Which patents are asserted most in this field, and which branches are still open.
Map this field10,000 free credits to start
Heterocyclic Compounds
Map this dispute space
- 01Ranked prior artEvery hit source-linked
- 02Claim-level comparisonAgainst your own product
- 03Legal statusAcross 174 jurisdictions
About this summary. This page summarises the litigation records within the coverage and snapshot dates stated here. Counts describe records in that dataset and do not, by themselves, establish the conduct, litigation success or legal position of any person or organisation.
Docket data has limits. Records are drawn from a snapshot and may lag the live docket. Sealed filings, amended complaints, counterclaims and post-closure motions may not be reflected. Party names, attorney names and firm affiliations are reproduced as recorded and may contain omissions. Where a field is absent from the record, this page marks it as not recorded rather than inferring a value.
No characterisation of the parties or the outcome. This page reports what the record contains. Nothing here should be read as an assertion that any party infringed, that any patent is valid or invalid, that any settlement occurred, or that any party prevailed. The filing of a claim is not a court finding, and a docket marked “closed” does not by itself establish infringement, validity, settlement or a decision on the merits.
No FTO or validity opinion. Nothing on this page constitutes a freedom-to-operate, novelty, validity or infringement opinion. Any decision touching a live patent dispute should be verified independently and reviewed with qualified patent counsel.
Third-party names and marks. Party, attorney, judge and company names appear for identification only. Company names may be trademarks of their owners; their appearance does not, by itself, imply affiliation with or endorsement by Patsnap.
Corrections and privacy requests. To report an inaccurate record or attribution, use the “Report an incorrect record” link on this page. For requests concerning your personal information, including, where applicable, the rights to access, rectify, erase, restrict or object to processing, use the “Privacy request” link. We assess requests under applicable law. See our Privacy Policy for details of this processing.
Report an incorrect record
Tell us what is wrong on this page. The page address is included automatically.
Privacy request
For requests about your personal information on this page. The page address is included automatically.